209462040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 707878080

約数和(自身を除く): 498416040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 137, 155, 180, 186, 248, 274, 279, 310, 360, 372, 411, 465, 548, 558, 620, 685, 744, 822, 930, 1096, 1116, 1233, 1240, 1370, 1395, 1644, 1860, 2055, 2232, 2466, 2740, 2790, 3288, 3720, 4110, 4247, 4932, 5480, 5580, 6165, 8220, 8494, 9864, 11160, 12330, 12741, 16440, 16988, 18769, 21235, 24660, 25482, 33976, 37538, 38223, 42470, 49320, 50964, 56307, 63705, 75076, 76446, 84940, 93845, 101928, 112614, 127410, 150152, 152892, 168921, 169880, 187690, 191115, 225228, 254820, 281535, 305784, 337842, 375380, 382230, 450456, 509640, 563070, 581839, 675684, 750760, 764460, 844605, 1126140, 1163678, 1351368, 1528920, 1689210, 1745517, 2252280, 2327356, 2909195, 3378420, 3491034, 4654712, 5236551, 5818390, 6756840, 6982068, 8727585, 10473102, 11636780, 13964136, 17455170, 20946204, 23273560, 26182755, 34910340, 41892408, 52365510, 69820680, 104731020, 209462040]

約数ペア:

[(1, 209462040), (2, 104731020), (3, 69820680), (4, 52365510), (5, 41892408), (6, 34910340), (8, 26182755), (9, 23273560), (10, 20946204), (12, 17455170), (15, 13964136), (18, 11636780), (20, 10473102), (24, 8727585), (30, 6982068), (31, 6756840), (36, 5818390), (40, 5236551), (45, 4654712), (60, 3491034), (62, 3378420), (72, 2909195), (90, 2327356), (93, 2252280), (120, 1745517), (124, 1689210), (137, 1528920), (155, 1351368), (180, 1163678), (186, 1126140), (248, 844605), (274, 764460), (279, 750760), (310, 675684), (360, 581839), (372, 563070), (411, 509640), (465, 450456), (548, 382230), (558, 375380), (620, 337842), (685, 305784), (744, 281535), (822, 254820), (930, 225228), (1096, 191115), (1116, 187690), (1233, 169880), (1240, 168921), (1370, 152892), (1395, 150152), (1644, 127410), (1860, 112614), (2055, 101928), (2232, 93845), (2466, 84940), (2740, 76446), (2790, 75076), (3288, 63705), (3720, 56307), (4110, 50964), (4247, 49320), (4932, 42470), (5480, 38223), (5580, 37538), (6165, 33976), (8220, 25482), (8494, 24660), (9864, 21235), (11160, 18769), (12330, 16988), (12741, 16440)]